[REN-BGP-stats-all] IPv4 R&E Routing Table Report - KREONet2 (R&E) view

REN Routing Table Report cscora at bgp.nsrc.org
Tue Aug 6 20:16:53 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Tue 06 Aug, 2024

  IPv4 BGP Table (R&E) as seen at KREONet2.

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/KREONet2/

Analysis Summary
----------------

BGP routing table entries examined:                              243026
    Prefixes after maximum aggregation (per Origin AS):          109967
    Deaggregation factor:                                          2.21
    Unique aggregates announced (without unneeded subnets):      131198
    Number of IPv4 prefixes with a valid ROA:                     99219
    Number of IPv4 prefixes with an invalid ROA:                     26
    Number of IPv4 prefixes with no ROA:                         143781
Total ASes present in the Internet Routing Table:                 20384
    Prefixes per ASN:                                             11.92
Origin-only ASes present in the Internet Routing Table:           17551
Origin ASes announcing only one prefix:                            7874
Transit ASes present in the Internet Routing Table:                2833
Transit-only ASes present in the Internet Routing Table:            713
Paths with bogon ASNs present in the IPv4 Routing Table:              3
Average AS path length visible in the Internet Routing Table:       5.8
    Max AS path length visible:                                      35
    Max AS path prepend of ASN ( 59588)                              26
Prefixes from unregistered ASNs in the Routing Table:               334
    Number of instances of unregistered ASNs:                       335
Number of 32-bit ASNs allocated by the RIRs:                      45104
Number of 32-bit ASNs visible in the Routing Table:                7831
Prefixes from 32-bit ASNs in the Routing Table:                   27810
Number of bogon 32-bit ASNs visible in the Routing Table:             4
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            141
Number of addresses announced to Internet:                   1500608669
    Equivalent to 89 /8s, 113 /16s and 120 /24s
    Percentage of available address space announced:               40.5
    Percentage of allocated address space announced:               40.5
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.6
Total number of prefixes smaller than registry allocations:       74769

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes:                    31232
    Total APNIC prefixes after maximum aggregation:                7727
    APNIC Deaggregation factor:                                    4.04
Prefixes being announced from the APNIC address blocks:           30739
    Unique aggregates announced from the APNIC address blocks:     9088
APNIC Region origin ASes present in the Internet Routing Table:    1281
    APNIC Prefixes per ASN:                                       24.00
APNIC Region origin ASes announcing only one prefix:                514
APNIC Region transit ASes present in the Internet Routing Table:    221
Average APNIC Region AS path length visible:                        7.2
    Max APNIC Region AS path length visible:                         21
Number of APNIC region 32-bit ASNs visible in the Routing Table:    581
Number of APNIC addresses announced to Internet:              202878316
    Equivalent to 12 /8s, 23 /16s and 173 /24s
APNIC AS Blocks        4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations)  23552-24575, 37888-38911, 45056-46079, 55296-56319,
                       58368-59391, 63488-64098, 64297-64395, 131072-153913
APNIC Address Blocks     1/8,  14/8,  27/8,  36/8,  39/8,  42/8,  43/8,
                        49/8,  58/8,  59/8,  60/8,  61/8, 101/8, 103/8,
                       106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
                       116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
                       123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
                       163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
                       203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
                       222/8, 223/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes:                    110930
    Total ARIN prefixes after maximum aggregation:                59655
    ARIN Deaggregation factor:                                     1.86
Prefixes being announced from the ARIN address blocks:           110052
    Unique aggregates announced from the ARIN address blocks:     61687
ARIN Region origin ASes present in the Internet Routing Table:     8972
    ARIN Prefixes per ASN:                                        12.27
ARIN Region origin ASes announcing only one prefix:                3730
ARIN Region transit ASes present in the Internet Routing Table:     812
Average ARIN Region AS path length visible:                         5.3
    Max ARIN Region AS path length visible:                          26
Number of ARIN region 32-bit ASNs visible in the Routing Table:    1945
Number of ARIN addresses announced to Internet:               871906401
    Equivalent to 51 /8s, 248 /16s and 60 /24s
ARIN AS Blocks         1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations)  2138-2584, 2615-2772, 2823-2829, 2880-3153
                       3354-4607, 4865-5119, 5632-6655, 6912-7466
                       7723-8191, 10240-12287, 13312-15359, 16384-17407
                       18432-20479, 21504-23551, 25600-26591,
                       26624-27647, 29696-30719, 31744-33791
                       35840-36863, 39936-40959, 46080-47103
                       53248-55295, 62464-63487, 64198-64296, 393216-402332
ARIN Address Blocks      3/8,   4/8,   6/8,   7/8,   8/8,   9/8,  11/8,
                        12/8,  13/8,  15/8,  16/8,  17/8,  18/8,  19/8,
                        20/8,  21/8,  22/8,  23/8,  24/8,  26/8,  28/8,
                        29/8,  30/8,  32/8,  33/8,  34/8,  35/8,  38/8,
                        40/8,  44/8,  47/8,  48/8,  50/8,  52/8,  53/8,
                        54/8,  55/8,  56/8,  57/8,  63/8,  64/8,  65/8,
                        66/8,  67/8,  68/8,  69/8,  70/8,  71/8,  72/8,
                        73/8,  74/8,  75/8,  76/8,  96/8,  97/8,  98/8,
                        99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8,
                       130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8,
                       138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8,
                       147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8,
                       158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8,
                       166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8,
                       174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8,
                       206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,
                      

RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes:                     47171
    Total RIPE prefixes after maximum aggregation:                25998
    RIPE Deaggregation factor:                                     1.81
Prefixes being announced from the RIPE address blocks:            47416
    Unique aggregates announced from the RIPE address blocks:     35102
RIPE Region origin ASes present in the Internet Routing Table:     4773
    RIPE Prefixes per ASN:                                         9.93
RIPE Region origin ASes announcing only one prefix:                2076
RIPE Region transit ASes present in the Internet Routing Table:     703
Average RIPE Region AS path length visible:                         5.5
    Max RIPE Region AS path length visible:                          35
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1861
Number of RIPE addresses announced to Internet:               290634192
    Equivalent to 17 /8s, 82 /16s and 185 /24s
RIPE AS Blocks         1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations)  2773-2822, 2830-2879, 3154-3353, 5377-5631
                       6656-6911, 8192-9215, 12288-13311, 15360-16383
                       20480-21503, 24576-25599, 28672-29695
                       30720-31743, 33792-35839, 38912-39935
                       40960-45055, 47104-52223, 56320-58367
                       59392-61439, 61952-62463, 64396-64495
                       196608-216475
RIPE Address Blocks      2/8,   5/8,  25/8,  31/8,  37/8,  46/8,  51/8,
                        62/8,  77/8,  78/8,  79/8,  80/8,  81/8,  82/8,
                        83/8,  84/8,  85/8,  86/8,  87/8,  88/8,  89/8,
                        90/8,  91/8,  92/8,  93/8,  94/8,  95/8, 109/8,
                       141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
                       193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes:                   43907
    Total LACNIC prefixes after maximum aggregation:              13554
    LACNIC Deaggregation factor:                                   3.24
Prefixes being announced from the LACNIC address blocks:          43185
    Unique aggregates announced from the LACNIC address blocks:   20460
LACNIC Region origin ASes present in the Internet Routing Table:   4184
    LACNIC Prefixes per ASN:                                      10.32
LACNIC Region origin ASes announcing only one prefix:              1424
LACNIC Region transit ASes present in the Internet Routing Table:   875
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        26
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  3291
Number of LACNIC addresses announced to Internet:              94140672
    Equivalent to 5 /8s, 156 /16s and 121 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-274844 + ERX transfers
LACNIC Address Blocks  177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
                       191/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes:                   9452
    Total AfriNIC prefixes after maximum aggregation:              2794
    AfriNIC Deaggregation factor:                                  3.38
Prefixes being announced from the AfriNIC address blocks:         11493
    Unique aggregates announced from the AfriNIC address blocks:   4747
AfriNIC Region origin ASes present in the Internet Routing Table:   314
    AfriNIC Prefixes per ASN:                                     36.60
AfriNIC Region origin ASes announcing only one prefix:              130
AfriNIC Region transit ASes present in the Internet Routing Table:   83
Average AfriNIC Region AS path length visible:                      5.9
    Max AfriNIC Region AS path length visible:                       28
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  153
Number of AfriNIC addresses announced to Internet:             40971776
    Equivalent to 2 /8s, 113 /16s and 46 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8,  45/8, 102/8, 105/8, 154/8, 196/8, 197/8,
                      

APNIC Region per AS prefix count summary
----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  9808        9687       8746      74  CHINAMOBILE-CN China Mobile Communication
 56047        1509        192      48  CMNET-HUNAN-AP China Mobile communication
 56046        1508        876     118  CMNET-JIANGSU-AP China Mobile communicati
 56041        1468        714      73  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         805        176      48  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         769        501      72  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
 17676         602      10607     150  GIGAINFRA SoftBank Corp., JP
  2907         601       2162     465  SINET-AS Research Organization of Informa
 56040         485        490     108  CMNET-GUANGDONG-AP China Mobile communica
 24445         478        497      67  CMNET-V4HENAN-AS-AP Henan Mobile Communic

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       10474      11582    3687  AMAZON-02, US
   749        3257      54898    2509  DNIC-AS-00749, US
  7018        2910      23676    1822  ATT-INTERNET4, US
   367        2565       3142    1197  DNIC-ASBLK-00306-00371, US
  4155        2039        131    1329  USDA-1, US
 22773        1861       2028     639  ASN-CXA-ALL-CCI-22773-RDC, US
  6167        1787       3321     431  CELLCO-PART, US
   209        1692       4898     309  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1590        222     274  ATLANTICBB-JOHNSTOWN, US
 20057        1383       1047     108  ATT-MOBILITY-LLC-AS20057, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 20940        1332        106    1083  AKAMAI-ASN1, NL
  3257         981       2082     779  GTT-BACKBONE GTT, US
  8452         945       1841      12  TE-AS TE-AS, EG
  3215         897       4814     291  France Telecom - Orange, FR
 39891         800         50      18  ALJAWWALSTC-AS, SA
  8376         718         60      25  Jordan Data Communications, JO
 34984         682         82     432  TELLCOM-AS, TR
212238         569         41     499  CDNEXT, GB
 51167         554        106     242  CONTABO, DE
  3320         550       8319     461  DTAG Internet service provider operations

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151        5719       1727     709  UNINET, MX
 11830        2005        369      64  Instituto Costarricense de Electricidad y
 10620        1383        197    1027  Telmex Colombia S.A., CO
  3816        1316        769     197  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
 26615        1084       2503      53  TIM SA, BR
  6147        1039        369      22  Telefonica del Peru S.A.A., PE
 18881         875       1128      28  TELEFONICA BRASIL S.A, BR
 28006         635         76     287  CORPORACION NACIONAL DE TELECOMUNICACIONE
 26599         539       2895      73  TELEFONICA BRASIL S.A, BR
 13999         532         72     230  Mega Cable, S.A. de C.V., MX

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24863        1300        388      22  LINKdotNET-AS, EG
 29571         997         68     305  ORANGE-COTE-IVOIRE, CI
 24835         966        416     140  RAYA-AS, EG
 36992         791       1003     346  ETISALAT-MISR, EG
 36935         677        124     176  Vodafone-, EG
 36914         521         82       3  KENET-AS, KE
 36903         419        189     298  MT-MPLS, MA
  2018         381        319      71  TENET-1, ZA
 37693         334        597      43  TUNISIANA, TN
  6713         179        655     122  IAM-AS, MA

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       10474      11582    3687  AMAZON-02, US
  9808        9687       8746      74  CHINAMOBILE-CN China Mobile Communication
  8151        5719       1727     709  UNINET, MX
   749        3257      54898    2509  DNIC-AS-00749, US
  7018        2910      23676    1822  ATT-INTERNET4, US
   367        2565       3142    1197  DNIC-ASBLK-00306-00371, US
  4155        2039        131    1329  USDA-1, US
 11830        2005        369      64  Instituto Costarricense de Electricidad y
 22773        1861       2028     639  ASN-CXA-ALL-CCI-22773-RDC, US
  6167        1787       3321     431  CELLCO-PART, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  9808        9687         9613  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5719         5010  UNINET, MX
 11830        2005         1941  Instituto Costarricense de Electricidad y Telec
 56047        1509         1461  CMNET-HUNAN-AP China Mobile communications corp
 56041        1468         1395  CMNET-ZHEJIANG-AP China Mobile communications c
 56046        1508         1390  CMNET-JIANGSU-AP China Mobile communications co
   209        1692         1383  CENTURYLINK-US-LEGACY-QWEST, US
   367        2565         1368  DNIC-ASBLK-00306-00371, US
  6167        1787         1356  CELLCO-PART, US
 11776        1590         1316  ATLANTICBB-JOHNSTOWN, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US
     46639  UNALLOCATED  8.38.73.0/24              3356  LEVEL3, US
      1782  UNALLOCATED  8.42.19.0/24              3356  LEVEL3, US
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US
     46639  UNALLOCATED  8.42.219.0/24             3356  LEVEL3, US
    399953  UNALLOCATED  12.9.122.0/24             7018  ATT-INTERNET4, US
     13342  UNALLOCATED  12.17.5.0/24              7018  ATT-INTERNET4, US
    396831  UNALLOCATED  12.23.198.0/24            7018  ATT-INTERNET4, US
     21861  UNALLOCATED  12.37.59.0/24             7018  ATT-INTERNET4, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-badAS

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
192.88.99.0/24             6939  HURRICANE, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-spar

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, US
41.57.127.0/24       Origin:     37442  RESERVED, ZZ
41.57.127.0/24      Transit:     37204  TELONE, ZW
41.74.44.0/24        Origin:     37544  RESERVED, ZZ
41.74.44.0/24       Transit:     15964  CAMNET-AS, CM

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:13       /9:10      /10:29      /11:40      /12:138     
/13:192     /14:521     /15:1032    /16:7109    /17:3410    /18:3892    
/19:7430    /20:11352   /21:14488   /22:26768   /23:26043   /24:140387  
/25:39      /26:50      /27:33      /28:19      /29:16      /30:11      
/31:0       /32:4       

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

   ASN  No of nets  Total ann.  Description
  8151        2858        5719  UNINET, MX
 16509        2152       10474  AMAZON-02, US
 11830        1702        2005  Instituto Costarricense de Electricidad y Telecom., CR
 22773        1401        1861  ASN-CXA-ALL-CCI-22773-RDC, US
  7018        1327        2910  ATT-INTERNET4, US
   209         957        1692  CENTURYLINK-US-LEGACY-QWEST, US
  6167         879        1787  CELLCO-PART, US
 10620         832        1383  Telmex Colombia S.A., CO
 19901         801         950  BRSPD-PUBLIC, US
 11776         740        1590  ATLANTICBB-JOHNSTOWN, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

   1:18        2:300       3:389       4:5         5:628       6:148    
   7:5         8:697      11:171      12:1028     13:311      14:109    
  15:290      16:225      17:6        18:829      20:193      21:4      
  22:188      23:2068     24:646      25:2        27:39       29:19     
  31:356      32:26       34:10       35:66       36:1196     37:692    
  38:1352     39:536      40:54       41:1131     42:126      43:189    
  44:39       45:3724     46:855      47:89       49:19       50:331    
  51:373      52:1364     54:277      55:947      56:8        57:19     
  58:31       59:34       60:17       61:55       62:494      63:788    
  64:1687     65:1042     66:1434     67:875      68:502      69:1032   
  70:322      71:209      72:539      74:889      75:412      76:220    
  77:371      78:326      79:223      80:347      81:363      82:329    
  83:178      84:340      85:470      86:206      87:199      88:257    
  89:830      90:101      91:1019     92:538      93:439      94:638    
  95:263      96:220      97:59       98:387      99:163     100:12     
 101:21      102:397     103:1343    104:914     105:159     106:3      
 107:803     108:434     109:399     110:24      111:1835    112:457    
 113:38      114:47      115:30      116:42      117:964     118:88     
 119:115     120:1107    121:37      122:86      123:77      124:58     
 125:20      128:479     129:325     130:614     131:953     132:567    
 133:196     134:443     135:120     136:444     137:532     138:999    
 139:464     140:645     141:403     142:799     143:758     144:408    
 145:79      146:598     147:486     148:727     149:641     150:321    
 151:598     152:675     153:137     154:682     155:743     156:735    
 157:367     158:427     159:665     160:918     161:658     162:875    
 163:407     164:732     165:768     166:580     167:636     168:1316   
 169:163     170:1535    171:106     172:1138    173:769     174:149    
 175:49      176:646     177:1193    178:417     179:779     180:67     
 181:1465    182:42      183:832     184:334     185:3314    186:1735   
 187:1194    188:702     189:1396    190:3953    191:421     192:4757   
 193:1941    194:1408    195:981     196:779     197:700     198:2468   
 199:4405    200:3339    201:3132    202:1150    203:705     204:2070   
 205:1941    206:1530    207:1376    208:1174    209:1764    210:354    
 211:443     212:980     213:769     214:1018    215:42      216:2377   
 217:456     218:527     219:38      220:30      221:300     222:20     
 223:639    

End of report


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